Παραπομπή APA

Metz, J. (2008). Ubiquitous harmonic relation. University Press.

Παραπομπή Chicago Style

Metz, James. Ubiquitous Harmonic Relation. Hyderabad: University Press, 2008.

Παραπομπή MLA

Metz, James. Ubiquitous Harmonic Relation. University Press, 2008.